5517539 has 4 divisors (see below), whose sum is σ = 5757456. Its totient is φ = 5277624.

The previous prime is 5517527. The next prime is 5517553. The reversal of 5517539 is 9357155.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5517539 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 5517499 and 5517508.

It is not an unprimeable number, because it can be changed into a prime (5517509) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 119924 + ... + 119969.

It is an arithmetic number, because the mean of its divisors is an integer number (1439364).

Almost surely, 2^5517539 is an apocalyptic number.

5517539 is a deficient number, since it is larger than the sum of its proper divisors (239917).

5517539 is a wasteful number, since it uses less digits than its factorization.

5517539 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 239916.

The product of its digits is 23625, while the sum is 35.

The square root of 5517539 is about 2348.9442309259. The cubic root of 5517539 is about 176.7048503361.

The spelling of 5517539 in words is "five million, five hundred seventeen thousand, five hundred thirty-nine".